Use After Free in Linux Kernel
CVE-2023-0030
A use-after-free flaw was found in the Linux kernel’s nouveau driver in how a user triggers a memory overflow that causes the nvkm_vma_tail function to fail. This flaw allows a local user to crash or potentially escalate their privileges on the system.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (11.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 12th percentile — 11.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Linux Kernel
- Kernel — versions Linux kernel 5.0-rc1
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi (Patch, Issue Tracking)
- github.com/torvalds/linux/commit/729eba3355674f2d9524629b73683ba1d1cd3f10 (Patch, Broken Link)
- security.netapp.com/advisory/ntap-20230413-0010/
Frequently asked questions
- What is CVE-2023-0030?
- CVE-2023-0030 is a high-severity vulnerability in Linux Kernel, classified under Use After Free. CVSS score: 7.8/10. Published 2023-03-08.
- How severe is CVE-2023-0030?
- High severity. CVSS v3 base score is 7.8 out of 10.